Package net.hydromatic.morel.foreign

Class CalciteFunctions.MorelScalarFunction

java.lang.Object

net.hydromatic.morel.foreign.CalciteFunctions.MorelScalarFunction

Enclosing class:

CalciteFunctions

public static class CalciteFunctions.MorelScalarFunction
extends Object

Calcite user-defined function that evaluates a Morel string and returns a scalar value.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	CalciteFunctions.MorelScalarFunction.Compiled	Compiled state.

Field Summary

Fields

Modifier and Type	Field	Description
private final CalciteFunctions.MorelScalarFunction.Compiled	compiled
private final CalciteFunctions.Context	cx

Constructor Summary

Constructors

Constructor	Description
MorelScalarFunction()
MorelScalarFunction(org.apache.calcite.plan.Context context)

Method Summary

Modifier and Type	Method	Description
Object	eval(String ml, String typeJson)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

cx

private final CalciteFunctions.Context cx

compiled

private final CalciteFunctions.MorelScalarFunction.Compiled compiled

Constructor Details

MorelScalarFunction

public MorelScalarFunction(org.apache.calcite.plan.Context context)

MorelScalarFunction

public MorelScalarFunction()

Method Details

eval

public Object eval(String ml,
 String typeJson)